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EP0473258A3 - Internal combustion engine and a method of operating same - Google Patents

Internal combustion engine and a method of operating same Download PDF

Info

Publication number
EP0473258A3
EP0473258A3 EP19910305517 EP91305517A EP0473258A3 EP 0473258 A3 EP0473258 A3 EP 0473258A3 EP 19910305517 EP19910305517 EP 19910305517 EP 91305517 A EP91305517 A EP 91305517A EP 0473258 A3 EP0473258 A3 EP 0473258A3
Authority
EP
European Patent Office
Prior art keywords
combustion engine
internal combustion
operating same
operating
same
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19910305517
Other versions
EP0473258A2 (en
Inventor
Anthony Claude Wakeman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZF International UK Ltd
Original Assignee
Lucas Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB909016813A external-priority patent/GB9016813D0/en
Priority claimed from GB919100516A external-priority patent/GB9100516D0/en
Application filed by Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of EP0473258A2 publication Critical patent/EP0473258A2/en
Publication of EP0473258A3 publication Critical patent/EP0473258A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0203—Variable control of intake and exhaust valves
    • F02D13/0215—Variable control of intake and exhaust valves changing the valve timing only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B41/00—Engines characterised by special means for improving conversion of heat or pressure energy into mechanical power
    • F02B41/02—Engines with prolonged expansion
    • F02B41/04—Engines with prolonged expansion in main cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0257—Independent control of two or more intake or exhaust valves respectively, i.e. one of two intake valves remains closed or is opened partially while the other is fully opened
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0261—Controlling the valve overlap
    • F02D13/0265—Negative valve overlap for temporarily storing residual gas in the cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0269—Controlling the valves to perform a Miller-Atkinson cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0273—Multiple actuations of a valve within an engine cycle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
EP19910305517 1990-07-31 1991-06-18 Internal combustion engine and a method of operating same Withdrawn EP0473258A3 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB9016813 1990-07-31
GB909016813A GB9016813D0 (en) 1990-07-31 1990-07-31 Internal combustion engine and a method of operating same
GB919100516A GB9100516D0 (en) 1991-01-10 1991-01-10 Internal combustion engine and a method of operating same
GB9100516 1991-01-10

Publications (2)

Publication Number Publication Date
EP0473258A2 EP0473258A2 (en) 1992-03-04
EP0473258A3 true EP0473258A3 (en) 1992-12-16

Family

ID=26297416

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910305517 Withdrawn EP0473258A3 (en) 1990-07-31 1991-06-18 Internal combustion engine and a method of operating same

Country Status (3)

Country Link
EP (1) EP0473258A3 (en)
JP (1) JPH04232328A (en)
KR (1) KR920002903A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10018303A1 (en) 2000-04-13 2001-10-25 Bosch Gmbh Robert Procedure for charge control of internal combustion engine entails opening of at least one inlet valve inside load change in cylinder in at least two phases separated in time from each other
DE10205967A1 (en) * 2002-02-14 2003-08-21 Bosch Gmbh Robert Method and device for controlling the opening of an intake valve of an internal combustion engine
WO2005068809A2 (en) * 2003-01-23 2005-07-28 Wisconsin Alumni Research Foundation Engine valve actuation for combustion enhancement
FR2972219B1 (en) * 2010-12-22 2014-11-07 Valeo Sys Controle Moteur Sas METHOD FOR CONTROLLING AT LEAST ONE INTAKE VALVE OF A THERMAL MOTOR OPERATING ACCORDING TO A FOUR-STROKE CYCLE.
US9145822B2 (en) 2012-07-16 2015-09-29 Ford Global Technologies, Llc Method and device for controlling a four-stroke internal combustion engine

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2901186A1 (en) * 1979-01-13 1980-07-24 Dieter Dipl Ing Voigt Spark ignition IC engine - has second inlet valve with variable timing to increase part load efficiency
DE2912552A1 (en) * 1979-03-29 1980-10-09 Daimler Benz Ag Spark ignition IC engine - has turbocharger and valves, timed to give different expansion and compression ratios
FR2476741A1 (en) * 1980-02-22 1981-08-28 Terracol Claude Fuel inlet for IC engine - has variable inlet valve timing and two step opening of valve
GB2071761A (en) * 1980-02-27 1981-09-23 Rolls Royce Motors Ltd High Expansion Ration Cycle Four-stroke Engine
GB2123083A (en) * 1982-03-31 1984-01-25 Lorne Hudson Smith Reduced intake valve opening in four-stroke engines
DE3401362A1 (en) * 1983-02-04 1984-08-09 Forschungsgesellschaft für Energietechnik und Verbrennungsmotoren mbH, 5100 Aachen Method for the control of four-stroke piston internal combustion engines
EP0193622A2 (en) * 1984-02-22 1986-09-10 Audi Ag Method of rendering the exhaust gases of a valve-operated internal-combustion engine innoxious
DE3716947C1 (en) * 1987-05-20 1988-03-03 Bayerische Motoren Werke Ag Charge exchange process for a 4-stroke reciprocating piston internal combustion engine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2901186A1 (en) * 1979-01-13 1980-07-24 Dieter Dipl Ing Voigt Spark ignition IC engine - has second inlet valve with variable timing to increase part load efficiency
DE2912552A1 (en) * 1979-03-29 1980-10-09 Daimler Benz Ag Spark ignition IC engine - has turbocharger and valves, timed to give different expansion and compression ratios
FR2476741A1 (en) * 1980-02-22 1981-08-28 Terracol Claude Fuel inlet for IC engine - has variable inlet valve timing and two step opening of valve
GB2071761A (en) * 1980-02-27 1981-09-23 Rolls Royce Motors Ltd High Expansion Ration Cycle Four-stroke Engine
GB2123083A (en) * 1982-03-31 1984-01-25 Lorne Hudson Smith Reduced intake valve opening in four-stroke engines
DE3401362A1 (en) * 1983-02-04 1984-08-09 Forschungsgesellschaft für Energietechnik und Verbrennungsmotoren mbH, 5100 Aachen Method for the control of four-stroke piston internal combustion engines
EP0193622A2 (en) * 1984-02-22 1986-09-10 Audi Ag Method of rendering the exhaust gases of a valve-operated internal-combustion engine innoxious
DE3716947C1 (en) * 1987-05-20 1988-03-03 Bayerische Motoren Werke Ag Charge exchange process for a 4-stroke reciprocating piston internal combustion engine

Also Published As

Publication number Publication date
JPH04232328A (en) 1992-08-20
EP0473258A2 (en) 1992-03-04
KR920002903A (en) 1992-02-28

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Effective date: 19930617